khanat-code-old/code/nelns/automacros/mysql.m4

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2011-05-08 19:59:27 +00:00
AC_DEFUN([AX_LIB_MYSQL],
[
AC_ARG_WITH([mysql],
AC_HELP_STRING([--with-mysql=@<:@ARG@:>@],
[use MySQL client library @<:@default=yes@:>@, optionally specify path to mysql_config]
),
[
if test "$withval" = "no"; then
want_mysql="no"
elif test "$withval" = "yes"; then
want_mysql="yes"
else
want_mysql="yes"
MYSQL_CONFIG="$withval"
fi
],
[want_mysql="yes"]
)
MYSQL_CFLAGS=""
MYSQL_LDFLAGS=""
MYSQL_VERSION=""
dnl
dnl Check MySQL libraries (libpq)
dnl
if test "$want_mysql" = "yes"; then
if test -z "$MYSQL_CONFIG" -o test; then
AC_PATH_PROG([MYSQL_CONFIG], [mysql_config], [no])
fi
if test "$MYSQL_CONFIG" != "no"; then
AC_MSG_CHECKING([for MySQL libraries])
MYSQL_CFLAGS="`$MYSQL_CONFIG --cflags`"
MYSQL_LDFLAGS="`$MYSQL_CONFIG --libs`"
MYSQL_VERSION=`$MYSQL_CONFIG --version`
AC_DEFINE([HAVE_MYSQL], [1],
[Define to 1 if MySQL libraries are available])
found_mysql="yes"
AC_MSG_RESULT([yes])
else
found_mysql="no"
AC_MSG_RESULT([no])
fi
fi
dnl
dnl Check if required version of MySQL is available
dnl
mysql_version_req=ifelse([$1], [], [], [$1])
if test "$found_mysql" = "yes" -a -n "$mysql_version_req"; then
AC_MSG_CHECKING([if MySQL version is >= $mysql_version_req])
dnl Decompose required version string of MySQL
dnl and calculate its number representation
mysql_version_req_major=`expr $mysql_version_req : '\([[0-9]]*\)'`
mysql_version_req_minor=`expr $mysql_version_req : '[[0-9]]*\.\([[0-9]]*\)'`
mysql_version_req_micro=`expr $mysql_version_req : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'`
if test "x$mysql_version_req_micro" = "x"; then
mysql_version_req_micro="0"
fi
mysql_version_req_number=`expr $mysql_version_req_major \* 1000000 \
\+ $mysql_version_req_minor \* 1000 \
\+ $mysql_version_req_micro`
dnl Decompose version string of installed MySQL
dnl and calculate its number representation
mysql_version_major=`expr $MYSQL_VERSION : '\([[0-9]]*\)'`
mysql_version_minor=`expr $MYSQL_VERSION : '[[0-9]]*\.\([[0-9]]*\)'`
mysql_version_micro=`expr $MYSQL_VERSION : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'`
if test "x$mysql_version_micro" = "x"; then
mysql_version_micro="0"
fi
mysql_version_number=`expr $mysql_version_major \* 1000000 \
\+ $mysql_version_minor \* 1000 \
\+ $mysql_version_micro`
mysql_version_check=`expr $mysql_version_number \>\= $mysql_version_req_number`
if test "$mysql_version_check" = "1"; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
fi
AC_SUBST([MYSQL_VERSION])
AC_SUBST([MYSQL_CFLAGS])
AC_SUBST([MYSQL_LDFLAGS])
])